Chapter 6

1:	The SCSI-3 standard is used for which SAN implementations? Fibre Channel iSCSI SSA All of them
A1:	Answer: D
2:	What is the standards organization for SCSI?
A2:	Answer: INCITST10
3:	True or false: Target and initiator ports are part of the logical processing of SCSI.
A3:	Answer: False. Ports are considered to be part of the underlying connecting technology.
4:	True or false: SCSI guarantees in-order delivery.
A4:	Answer: False. Delivery ordering is provided by the underlying connecting technology, such as a parallel SCSIbus or a SAN.
5:	Where are SCSI logical units implemented?
A5:	Answer: In storage subsystem and device controllers
6:	Name the two main functions in a logical unit.
A6:	Answer: Device server and task manager
7:	What are queues in SCSI called?
A7:	Answer: Task sets
8:	What is the standard size of SCSI CDBs?
A8:	Answer: There is no standard, prescribed CDB size. They vary according to the command and the action taken.
9:	What is a SCSI nexus?
A9:	Answer: The connection relationship between initiator and target entities
10:	Explain how TCQ increases performance.
A10:	Answer: TCQ reduces seek time by restructuring disk access.